{subtemplate header}
<h1>{$str}</h1>
{lang title}
<ul>
	{loop $arr $val}
	<li>{$val}</li>
	{/loop}
</ul>
{eval $str = 'Yes'}
<h1>{$str}</h1>
<h3>{if $str == 'Yes'}{echo 'right'}{else}{echo 'wrong'}{/if}
<h3>{subtemplate footer}